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RENESAS ISL95521BHRZ battery charger

The ISL95521B is a versatile battery charger supporting 2- to 4-cell batteries, configurable as Hybrid Power Boost or Narrow VDC charger with SMBus interface. It ensures system stability by managing power supply during high load and battery removal scenarios, utilizing N-channel MOSFETs for optimal performance. Features include protection indicators for system low voltage, overcurrent, and overheating, along with hardware current limits, accurate monitoring, and multiple frequency options. Its programmable and robust design makes it suitable for high-efficiency, low-power systems, with a compact 32 Ld 4x4mm QFN package.

Authorized Distributors
Source:Newark
Part No:ISL95521BHRZ
Stock:728
Inv Date:06-06-2026
Price: Unit price: $3.92
Buy/RFQ:
Source:DigiKey
Part No:ISL95521BHRZ
Stock:0
Inv Date:06-06-2026
Price: Unit price: $3.6498
Buy/RFQ:
Part No:ISL95521BHRZ
Stock:0
Inv Date:06-07-2026
Price: Unit price: $3.61
Buy/RFQ:

RENESAS ISL95521BHRZ battery charger Specifications:

  • Configurable as Hybrid Power Boost or Narrow VDC charger
  • Supports 2-, 3-, or 4-cell batteries
  • Uses N-channel MOSFETs for all switches
  • SMBus programmable settings with high accuracy
  • Supports system Turbo mode for power sharing
  • Includes PROCHOT# system low voltage indicator
  • Supports 16 switching frequency options from 350kHz to 1MHz
  • Provides hardware-based adapter and battery current limits
  • Designed with Intersil's Robust Ripple Regulator (R3) modulation
  • Low quiescent current, compliant with RoHS
  • Package: 32 Ld 4x4mm QFN
  • Protection features include overcurrent, overheating, and battery removal handling

Buy the Intersil ISL95521B – Reliable Hybrid Power Boost for Industrial Applications

Purchase the Intersil ISL95521B battery charger online today and ensure optimal power management for your industrial applications. This versatile device supports 2-, 3-, or 4-cell batteries with configurable Hybrid Power Boost or Narrow VDC modes, providing fast response, protection features, and accurate current monitoring. Its SMBus interface offers flexible programmability, making it ideal for systems requiring reliable and efficient charging solutions. With qualified protection features like overcurrent, overheating, and system low voltage indicators, the ISL95521B guarantees optimal operation and durability for demanding environments.

Get Intersil ISL95521B today—built for precision, versatile battery management, and long-lasting durability in industrial systems.

Frequently Asked Questions

Where can I buy RENESAS ISL95521BHRZ?

You can click on the BUY or RFQ button to purchase ISL95521BHRZ from an authorized RENESAS distributor.

How do I troubleshoot issues or seek technical support for part ISL95521BHRZ?

You can download the ISL95521BHRZ datasheet or visit the RENESAS website for support.

Who is the manufacturer of ISL95521BHRZ?

RENESAS

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